Search found 8 matches

by Bradford
Wed Jun 14, 2023 4:57 pm
Forum: EP Publication and Search
Topic: New version of EP Bulletin search coming soon
Replies: 4
Views: 13476

Re: New version of EP Bulletin search

Is there now no "opposition" field corresponding to what was PCPA (Patent maintained in amended form)?
by Bradford
Tue Sep 13, 2022 6:28 pm
Forum: General
Topic: Disappearing CPC classifications
Replies: 2
Views: 1992

Re: Disappearing CPC classifications

Many thanks for this explanation!
by Bradford
Mon Aug 29, 2022 2:53 pm
Forum: General
Topic: Disappearing CPC classifications
Replies: 2
Views: 1992

Disappearing CPC classifications

These classifications seem to have disappeared from the CPC:- Y02E30/12 • • Magnetic plasma confinement Y02E30/122 • • • Tokamaks Y02E30/124 • • • Stellarators Y02E30/126 • • • Other reactors with magnetic plasma confinement Y02E30/128 • • • First wall, divertor, blanket Y02E30/14 • • Inertial plasm...
by Bradford
Mon Jun 29, 2020 4:04 pm
Forum: Results list & document pane
Topic: Chinese Invention Patents & Utility Model Patents
Replies: 3
Views: 4043

Re: Chinese Invention Patents & Utility Model Patents

Many thanks for the replies. I can see that this issue doesn't have an easy resolution.
by Bradford
Mon Jun 22, 2020 1:13 pm
Forum: Results list & document pane
Topic: Chinese Invention Patents & Utility Model Patents
Replies: 3
Views: 4043

Chinese Invention Patents & Utility Model Patents

Anecdotally at least, it is common practice for applicants to apply for a Chinese “invention patent” and a Chinese “utility model patent” at the same time for the same invention. A kind code for publications of Chinese “invention patent” applications is “CNA” and a kind code for publications of Chin...
by Bradford
Thu Apr 09, 2020 10:58 am
Forum: Filter function
Topic: "Applicants - Country" v. "Applicants" when filtering
Replies: 1
Views: 2251

"Applicants - Country" v. "Applicants" when filtering

With this query:- cpc = "B82Y40/00" AND pd = "2018" and with Filters: Earliest publication date (family): 2018-01-01 To 2018-12-31 under “Applicants – Country”, “CN” appears 5th in the list with 79 documents (79 publications, which appear to belong to 55 families). However, under...
by Bradford
Fri Mar 20, 2020 11:40 am
Forum: Results list & document pane
Topic: "Publications meeting the search and filter criteria"
Replies: 3
Views: 3796

Re: "Publications meeting the search and filter criteria"

Many thanks for this explanation. Very clear and helpful!
by Bradford
Thu Mar 12, 2020 3:30 pm
Forum: Results list & document pane
Topic: "Publications meeting the search and filter criteria"
Replies: 3
Views: 3796

"Publications meeting the search and filter criteria"

In new Espacenet this query:- cl=G06N5/00 and pn=EPA2 and pd=2012 yields three results (EP2478456, EP2402892, EP2519843) but it is indicated that four publications meet the search and filter criteria. My question is what is the fourth publication? Where is it in the families of the results? Another ...